Home / 96,082.40-132,581.28-53,642.72

Finding the Fourth Proportional to 96,082.40, 132,581.28 and 53,642.72

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Solution

The fourth proportional to 96,082.40, 132,581.28 and 53,642.72 is: 74,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,082.40 : 132,581.28 = 53,642.72 : x
  2. Step 2: Convert to fraction form
    96,082.40/132,581.28 = 53,642.72/x
  3. Step 3: Cross multiply
    96,082.40x = 132,581.28 × 53,642.72
  4. Step 4: Simplify right side
    96,082.40x = 7,112,020,480.28
  5. Step 5: Solve for x
    x = 7,112,020,480.28/96,082.40
  6. Step 6: Final answer
    x = 74,020.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.